Home / 11,971.17-17,949.42-4,567.68

Finding the Fourth Proportional to 11,971.17, 17,949.42 and 4,567.68

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Solution

The fourth proportional to 11,971.17, 17,949.42 and 4,567.68 is: 6,848.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,971.17 : 17,949.42 = 4,567.68 : x
  2. Step 2: Convert to fraction form
    11,971.17/17,949.42 = 4,567.68/x
  3. Step 3: Cross multiply
    11,971.17x = 17,949.42 × 4,567.68
  4. Step 4: Simplify right side
    11,971.17x = 81,987,206.75
  5. Step 5: Solve for x
    x = 81,987,206.75/11,971.17
  6. Step 6: Final answer
    x = 6,848.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.